Turpentine oil is used in paints as
Thinner
Vehicle
Base
Drier
Correct Answer :
A. Thinner
Related Questions
Water paint is a
White wash
Colour wash
Whiting
All the above
Acrylic sheets
Possess 10 to 17 times greater breakage resistance than that of glass of equivalent thickness
Are generally unaffected by most household detergents
Possess the light transmission rate of 93%
All the above
Pick up the hypabyssal rock from the following:
Granite
Dolerite
Basalt
All the above
Quick lime is (i) Slow in setting (ii) Rapid in slacking (iii) Good in strength The correct answer is
Only (i)
Only (ii)
Both (i) and (ii)
Both (ii) and (iii)
The most common admixture which is used to accelerate the initial set of concrete is
Gypsum
Calcium chloride
Calcium carbonate
None of the above
The amount of water used for one kg of distemper is
0.2 liter
0.4 liter
0.6 liter
0.8 liter
Asbestos cement
Is brittle
Warps due to changes in humidity
Strength is lowered when saturated by water
All of the above
Distemper is
A paint consisting of powdered chalk, pigments and water
A water proofing agent
A paint consisting of coloured cement and water
A drying agent
Which one of the following is an air binding material?
Gypsum
Acid-resistant cement
Quick lime
All of these
In paints, the pigment is responsible for
Durability
Colour
Smoothness
Glassy face
Soundness of cement is tested by
Vicat's apparatus
Le-chatelier apparatus
Compressive strength testing apparatus
None of these
A stone is rejected if it absorbs water more than
5 %
10 %
15 %
20 %
The age of a tree can be known by examining
Cambium layer
Annular rings
Medullary rays
Heart wood
The portion of the brick cut across its width and having its length equal to that of a full brick, is known as
Closer
Queen closer
King closer
Prince closer
Cast steel is manufactured by
Cementation process
Crucible process
Bessemer process
Open hearth process
Pick up the correct statement from the following:
Air bubbles in casting produce a dull sound by tapping their surfaces lightly with a hammer
Cupola furnace is used for the manufacture of cast iron
Red short iron is of no value for welding purpose
All the above
The minimum compressive strength of 2nd class bricks should be
75 kg/cm2
90 kg/cm2
100 kg/cm2
120 kg/cm2
Cast iron
Is obtained by purifying pig iron
Is manufactured in required shapes
May contain 2 to 5 per cent of carbon with other impurities
All the above
Hydraulic lime is obtained by
Burning of lime stone
Burning of kankar
Adding water to quick lime
Calcination of pure clay
In stone masonry, if stones are so placed that their layers are parallel to the direction of load, they
Split easily
Are affected by moisture
Both (A) and (B)
None of these
A ferrous metal is
Cast iron
Wrought iron
Steel
All the above
The most important constituent of varnish, is
Drier
Solvent
Resin
All the above
Rapid hardening cement attains early strength due to
Larger proportion of lime grounded finer than normal cement
Lesser proportion of lime grounded coarser than normal cement
Lesser proportion of lime grounded finer than normal cement
Excess percentage of gypsum
Age of a tree may be ascertained by
Radius of its stem
Circumference of its stem
Number of branches
Number of annual rings
Refractory bricks resist
High temperature
Chemical action
Dampness
All the above
The clay to be used for manufacturing bricks for a large project, is dugout and allowed to weather throughout
The monsoon
The winter
The summer
None of these
Expanded metal is
Manufactured from steel sheets
Used for reinforced concrete in road pavements
Measured in term of SWM (short way mesh) and LWM (long way mesh)
All the above
Linseed oil is used in paints as
Thinner
Vehicle
Base
Drier
According to ISI, bitumen is classified into
2 grades
4 grades
8 grades
10 grades
Pick up the correct statement from the following:
Hornblende mineral is brittle
Muscovite is also known as white mica and potash mica
Biotite is also known as black-mica
All the above